Table 5: Number and Cost of 2016 Projects by Improvement Category
| Improvement Category | Number of Projects | Total Cost of Projects* | Average Total Cost* | Total HSIP Cost of Projects* | Average HSIP Cost* |
|---|---|---|---|---|---|
| Access management | 64 | $74,760,421.63 | $1,168,131.59 | $65,609,668.99 | $1,025,151.08 |
| Advanced technology and ITS | 42 | $31,848,611.38 | $758,300.27 | $22,544,587.59 | $536,775.90 |
| Alignment | 65 | $153,626,691.05 | $2,363,487.55 | $63,073,225.32 | $970,357.31 |
| Interchange design | 23 | $193,051,802.75 | $8,393,556.64 | $36,388,116.75 | $1,582,092.03 |
| Intersection geometry | 439 | $398,585,860.99 | $907,940.46 | $276,314,575.08 | $620,931.63 |
| Intersection traffic control | 751 | $442,846,841.12 | $560,125.18 | $358,243,478.45 | $472,616.73 |
| Lighting | 93 | $46,458,619.35 | $499,555.05 | $40,646,142.63 | $432,405.77 |
| Non-infrastructure | 219 | $139,807,086.04 | $638,388.52 | $118,596,054.09 | $527,093.57 |
| Parking | 1 | $29,851.00 | $29,851.00 | $29,851.00 | $29,851.00 |
| Pedestrians and bicyclists | 182 | $121,344,341.05 | $666,727.15 | $84,651,228.67 | $465,116.64 |
| Railroad grade crossings | 42 | $18,450,793.38 | $439,304.60 | $16,761,825.71 | $399,091.09 |
| Roadside | 485 | $476,249,772.09 | $896,312.91 | $402,171,182.34 | $809,197.55 |
| Roadway | 1357 | $1,058,049,971.39 | $1,076,475.86 | $617,723,044.93 | $385,354.36 |
| Roadway delineation | 204 | $184,194,677.28 | $666,475,86 | $157,313,050.64 | $731,688.61 |
| Roadway signs and traffic control | 287 | $192,659,872.09 | $587,258.09 | $101,935,209.02 | $346,718.40 |
| Shoulder treatments | 210 | $363,212,864.01 | $1,729,585.07 | $254,852,620.76 | $1,219,390.53 |
| Speed management | 13 | $3,209,230.00 | $246,863.85 | $3,018,830.00 | $232,217.69 |
| Unknown | 139 | $176,924,514.00 | $1,272,838.23 | $49,584,016.00 | $1,502,545.94 |
| Total | 4616 | $4,341,957,584.51 | $940,632.06 | $2,518,276,630.07 | $553,747.87 |
* Not all states provided cost data for all projects in a given improvement category. Projects that reported $0 costs or deobligated funds were excluded.
Table 6: Number and Cost of Projects by Subcategory for Intersection Geometry
| Subcategory | Number of Projects | Total Cost |
|---|---|---|
| Subcategory | Number of Projects | Total Cost |
| Auxiliary lanes - add left-turn lane | 136 | $101,550,943.86 |
| Auxiliary lanes - add right-turn lane | 29 | $11,465,462.42 |
| Auxiliary lanes - other | 51 | $51,788,843.41 |
| Intersection geometrics - modify skew angle | 33 | $15,960,270.87 |
| Intersection geometrics - other/unknown | 182 | $193,383,140.56 |
| Intersection geometrics - realignment to improve offset | 8 | $24,437,199.87 |
| Total | 439 | $398,585,861.00 |
* Not all states provided cost data for all projects in a given improvement category. Projects that reported $0 costs or deobligated funds were excluded.
Table 7: Number and Cost of Projects by Subcategory for Intersection Traffic Control
| Subcategory | Number of Projects | Total Cost | |
|---|---|---|---|
| Intersection flashers and signing | 119 | $7,707,507.13 | |
| Intersection traffic control –other/unknown | 175 | $113,560,531.44 | |
| Modify control to roundabout | 145 | $130,600,666.73 | |
| Modify traffic signal | 261 | $132,689,328.79 | |
| Modify traffic signal timing or phasing | 42 | $31,895554.75 | |
| Pavement markings | 9 | $4,200,421.27 | |
| Total | 751 | $420,654,010.11 | |
* Not all states provided cost data for all projects in a given improvement category. Projects that reported $0 costs or deobligated funds were excluded.
Table 8: Number and Cost of Projects by Subcategory for Pedestrians and Bicyclists
| Subcategory | Number of Projects | Total Cost |
|---|---|---|
| Install or modify crosswalk | 41 | $14,170,648.98 |
| Install or modify pedestrian signal | 34 | $25,140,421.27 |
| Install sidewalk | 21 | $13,158,657.49 |
| Miscellaneous pedestrian and bicyclist improvements | 86 | $68,874,613.31 |
| Total | 182 | $121,344,341.05 |
* Not all states provided cost data for all projects in a given improvement category. Projects that reported $0 costs or deobligated funds were excluded.
Table 9: Number and Cost of Projects by Subcategory for Roadway
| Subcategory | Number of Projects | Total Cost |
|---|---|---|
| Pavement surface | 132 | $111,864,938.43 |
| Roadway - other/unknown | 660 | $835,554,866.68 |
| Roadway narrowing (road diet, roadway reconfiguration) | 22 | $62,955,317.75 |
| Roadway widening | 78 | $267,095,319.86 |
| Rumble strips | 449 | $178,430,020.86 |
| Superelevation / cross slope | 16 | $4,876,516.00 |
| Total | 1357 | $1,460,776,979.58 |
* Not all states provided cost data for all projects in a given improvement category. Projects that reported $0 costs or deobligated funds were excluded.
Table 10: Number and Cost of Projects by Subcategory for Roadside
| Subcategory | Number of Projects | Total Cost |
|---|---|---|
| Barrier | 260 | $256,418,193.73 |
| Barrier end treatments | 47 | $47,130,180.55 |
| Curb and drainage improvements | 6 | $3,412,586.85 |
| Removal of roadside objects | 77 | $46,889,479.08 |
| Roadside grading | 13 | $14,131,963.89 |
| Roadside – other/unknown | 82 | $66,729,356.56 |
| Total | 485 | $434,711,760.66 |
* Not all states provided cost data for all projects in a given improvement category. Projects that reported $0 costs or deobligated funds were excluded.